floorplate

/F L R P L EY1 T/
noun
  1. 1

    A horizontal, structural, load-bearing member in platform framing (wooden building framing). Also called bottom plate, sill plate, sole plate or (lower) wall plate.

  2. 2

    The structural base plate of the floors (storeys) of a building, usually made up of bottom panels, floor panels, floor slabs, paving slabs, hollow core slabs or beams or joists in timber constructions.

  3. 3

    A (usually metal) plate used as industrial flooring.

  4. 4

    (biology) A specialized glial structure integral to the developing nervous system of vertebrate organisms.